Home / 55,076.64-82,613.16-17,636.28

Finding the Fourth Proportional to 55,076.64, 82,613.16 and 17,636.28

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Solution

The fourth proportional to 55,076.64, 82,613.16 and 17,636.28 is: 26,453.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,076.64 : 82,613.16 = 17,636.28 : x
  2. Step 2: Convert to fraction form
    55,076.64/82,613.16 = 17,636.28/x
  3. Step 3: Cross multiply
    55,076.64x = 82,613.16 × 17,636.28
  4. Step 4: Simplify right side
    55,076.64x = 1,456,988,821.44
  5. Step 5: Solve for x
    x = 1,456,988,821.44/55,076.64
  6. Step 6: Final answer
    x = 26,453.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.